Banana Pineapple is a stunning flavor. The pineapple is ridiculously realistic and brilliantly sweet. The ripe banana flavor elevates the tropical bliss to an even higher level. Bananas' natural creaminess prevents the pineapple from overwhelming the taste buds or becoming too cloying. With a 1200mAh battery and direct draw system, Puff XXL has enough power to deliver excellent flavor without any charging or complicated settings. PUFF XXL is the longest-lasting device from the Puff lineup.After your PUFF XXL runs out of juice and/or battery, simply buy a replacement.